[gobject-introspection] build: dist autogen.sh

[Colin Walters <walters src gnome org>]

commit f7b2e1c5e948bfabb7c51eb73d42689bced6cb79
Author: Colin Walters <walters verbum org>
Date:   Thu Dec 10 08:41:35 2015 -0500

    build: dist autogen.sh
    
    So if I patch things downstream I can more easily rebuild the
    autotools.

 Makefile.am |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/Makefile.am b/Makefile.am
index 437c673..b080a89 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -50,6 +50,7 @@ dist_make_DATA = Makefile.introspection
 EXTRA_DIST +=                  \
        COPYING.LGPL            \
        COPYING.GPL             \
+       autogen.sh              \
        CONTRIBUTORS            \
        $(pkgconfig_DATA)       \
        $(man_MANS)             \